Home / 49,569.68-74,339.16-16,730

Finding the Fourth Proportional to 49,569.68, 74,339.16 and 16,730

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Solution

The fourth proportional to 49,569.68, 74,339.16 and 16,730 is: 25,089.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,569.68 : 74,339.16 = 16,730 : x
  2. Step 2: Convert to fraction form
    49,569.68/74,339.16 = 16,730/x
  3. Step 3: Cross multiply
    49,569.68x = 74,339.16 × 16,730
  4. Step 4: Simplify right side
    49,569.68x = 1,243,694,146.80
  5. Step 5: Solve for x
    x = 1,243,694,146.80/49,569.68
  6. Step 6: Final answer
    x = 25,089.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.